package com.andy.mall.search.service.impl;

import cn.hutool.json.JSONString;
import com.alibaba.fastjson.JSON;
import com.andy.common.to.es.SkuEsModel;
import com.andy.mall.search.config.MallElasticSearshConfig;
import com.andy.mall.search.constant.EsConstant;
import com.andy.mall.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

@Slf4j
@Service
public class ProductSaveServiceImpl implements ProductSaveService {

    @Autowired
    RestHighLevelClient esRestClient;
    @Override
    public Boolean productStatusUp(List<SkuEsModel> skuEsModels) throws IOException {
        //保存到ES中
        //1.ElasticSearch中创建数据保存模型  product-mapping.txt

        //2.向ElasticSearch中批量保存数据
        BulkRequest bulkRequest = new BulkRequest();
        for (SkuEsModel skuEsModel : skuEsModels) {
            IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
            indexRequest.id(skuEsModel.getSkuId().toString());
            String jsonString = JSON.toJSONString(skuEsModel);
            indexRequest.source(jsonString, XContentType.JSON);

            bulkRequest.add(indexRequest);
        }

        BulkResponse bulk = esRestClient.bulk(bulkRequest, MallElasticSearshConfig.COMMON_OPTIONS);

        // TODO   如果批量保存出错
        boolean b = bulk.hasFailures();
        List<String> list = Arrays.stream(bulk.getItems()).map(item -> {
            return item.getId();
        }).collect(Collectors.toList());
        log.info("商品上架完成{}",list);


        return b;
    }
}
